package protrade;

import java.util.List;

public interface ProbuyerDao {
	public int blogin(String bnum,String psw);	
	public int buy(String bnum,String pnum,int num,String snum);
	public List<Pro> findAllPro();
	public Pro findBypnum(String pnum);
	public List<Pro> findByName(String name);
}
